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Type: Posts; User: juststartin

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    2 X 2 t-bar diffuser with damper

    I'll looking for some help to find a company that makes a 2 x 2 t-bar diffuser w/ a damper already installed in the diffuser. I know they make retro kits. But since this a new install, I would rather...
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    Just a quick update. The HPS was no closed all...

    Just a quick update. The HPS was no closed all the way, even though it passed a continuity test. Thanks for the help.
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    York RTU no cooling

    I have a York RTU D3NZ036 unit that the customer complained of no cooling. The unit has 24v to the Y terminal on the control board, but the 24v contactor doesn't engage, and there is not 24v at the...
  4. cfe, anymore issues with this unit? I have the...

    cfe, anymore issues with this unit? I have the exact same codes on a 4 ton ZJ series York unit. I changed the filters and checked voltages. Ran the unit for two hours no issues. If you have any other...
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    Thanks for the help.

    Thanks for the help.
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    York ZJ series wiring diagram

    I'm looking for a wiring diagram for a York ZJ series RTU. The model number is ZJ048N10A1AAA1. The one on the inside of the panel is too faded to read. Thanks for any and all help.
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    Not trying to be smart. But a r-22 unit shouldn't...

    Not trying to be smart. But a r-22 unit shouldn't have anything else used in it. If a system needs r-22 on a regular basis, its probably time to replace it with a R-410a system.
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    Tork draft inducer motor

    Does anyone have a link to check the compatibility of York draft inducer motors. I have a OEM motor Fasco part number 71211958, and I am trying to check if a York S1-02424115018 is interchangeable...
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    Heard of it, but never ran into it. I thought it...

    Heard of it, but never ran into it. I thought it was more prevalent in the humid south, and more commonly associated with high eff. equipment. The unit is about 20 years old, so replacing just the...
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    The mouse makes sense. I'll run a camera through...

    The mouse makes sense. I'll run a camera through the ductwork to check it out.
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    One of my first thoughts also. But the drain line...

    One of my first thoughts also. But the drain line exits the building through the wall and terminates directly outside., so there is no connection to any type of sewer line.
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    No, just standard ductboard. The heat strip was...

    No, just standard ductboard. The heat strip was visually inspected and looks and operates normally. The customer says "sewer" smell, I have been unable to smell it on two previous visits, however, an...
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    "sewer" smell from the ductwork

    I have a customer complaining of a "sewer" smell coming from the ductwork. The smell only seems to be noticeable when the aux heat strip is on. The air handler is an older Trane unit with 10kw...
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    Failed compressors

    Had two different units with failed compressors in the past two weeks. One was Carries 48SS series RTU and the other was a Trane HP split system. Based upon the tests I ran the 48SS seemed to be a...
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    Thanks

    Thanks
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    Carrier 48SS cap size

    Does anyone have information on cap sizes for a Carrier 48SS030080301 RTU. The old one is too faded to read. Thanks.
  17. The local supply house, APR Supply, told me last...

    The local supply house, APR Supply, told me last week that dry R-22 condensers are available.
  18. Freeing the compressor by hitting with a hammer...

    Freeing the compressor by hitting with a hammer is a temporary fit. Almost always its going to stop again, plan on replacing it on your schedule, not on the the compressor's. (probably a weekend)...
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    Evacuated to 28 in of vacuum, and 275 microns...

    Evacuated to 28 in of vacuum, and 275 microns ,and held 28 in for two hours so no leaks, of course also changed the drier.
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    Compressor operating in a vacuum

    About a month ago I got a call from a tenant with a Trane unit TWL736A100AO stating that the unit wasn't cooling. I usually do my own service work but was out of town. I called the service company I...
  21. Thread: Inspectors

    by juststartin
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    Inspectors

    Just remodeled a 1200 square foot commercial space for a tenant and installed a Lennox split system heat pump. So the fire inspector is there to give the Occupancy Permit, he looks at the outside...
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    The Volt may get 230 MPG, but the design is such...

    The Volt may get 230 MPG, but the design is such that the bulk of your use will be done by charging the batteries with AC current from your home. Since the electricity in the NE is mostly generated...
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    Based upon the York nomenclature I could find...

    Based upon the York nomenclature I could find that model has 76,000 BTUs of cooling. I don't know of the date of manufacture, although since its a 4 model its a 4th generation of the series, so it...
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    Thanks.

    Thanks.
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    Single phase 208/230V

    Single phase 208/230V
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    York RTU Suggestions

    I'm looking for suggestions on a new RTU for a 1200 sq foot commercial space. Are there any York gas/ electric RTUs anyone can recommend. I would like to stay with York because we already have four...
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    I have one about six months, but haven't used it...

    I have one about six months, but haven't used it for anything except natural gas pressures. It works very well with either the HS36 meter or the data logger. From what the manual states reading wc...
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    I have always said Ruud, which rhymes with mud....

    I have always said Ruud, which rhymes with mud. But my wife thinks I talk funny anyway.:D
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    The largest HVAC contractor in our area has a...

    The largest HVAC contractor in our area has a trailer mounted unit and I go past his shop everyday, but the unit is always parked in the lot. So I don't think may people use the service. That being...
  30. Talking about stupid people, I have some...

    Talking about stupid people, I have some residential and commercial rentals. We have a strip mall unit going vacant next month. So the ad states, strip mall location, 1250 sq feet ,available 3/1/09,...
  31. Please send me a copy. Thanks.

    Please send me a copy. Thanks.
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    I agree with yellowirenut, don't get anything...

    I agree with yellowirenut, don't get anything until you see what the employer will provide. I am in a similar job, the apartment owner provided gauges, evac pump, etc. I had to provide wire cutters,...
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    No I don't think fused disconnects are used very...

    No I don't think fused disconnects are used very much. In my LIMITED experience, it seems any installation in the past 3-5 years use a basic disconnect, and most older than that use a fused one. I'm...
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    That's why I love this site. I learned as much in...

    That's why I love this site. I learned as much in this thread as I learned in an entire day of class!!:)
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    About 80 miles northeast of Harrisburg, and about...

    About 80 miles northeast of Harrisburg, and about 90 miles north of Philly
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    Iraqveteran, I know I'm a few days late, but...

    Iraqveteran,

    I know I'm a few days late, but thank you for your service.
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    Point well taken:)

    Point well taken:)
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    Airmechanical, I guess I should have said a...

    Airmechanical, I guess I should have said a "good" electrician wouldn't think about mixing up the colors. I don't know about TN, but in PA the electrical inspecter will make you tear it out if it's...
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    low voltage wiring colors

    Since I'm just learning this profession, this may be a silly question. But why doesn't all techs use the same colors on the 24v thermostat wire to do the same function? I know not all units have two...
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    Thanks for all the great replies. Again it's been...

    Thanks for all the great replies. Again it's been proven you can't believe everything you read. Thanks again for all the help.
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    brazing vs. soldering

    I am just starting to learn the trade, so please bear with me. On brazing lines vs. soldering, the instructor told me that ALL connections should be brazed using at least 15% silver, if not 45 %...
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